326775680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:405

約数の個数: 256

約数和(自身を含む): 1028160000

約数和(自身を除く): 701384320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 64, 70, 76, 77, 80, 88, 95, 110, 112, 128, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 320, 349, 352, 380, 385, 418, 440, 448, 532, 560, 608, 616, 640, 665, 698, 704, 760, 770, 836, 880, 896, 1045, 1064, 1120, 1216, 1232, 1330, 1396, 1408, 1463, 1520, 1540, 1672, 1745, 1760, 2090, 2128, 2240, 2432, 2443, 2464, 2660, 2792, 2926, 3040, 3080, 3344, 3490, 3520, 3839, 4180, 4256, 4480, 4886, 4928, 5320, 5584, 5852, 6080, 6160, 6631, 6688, 6980, 7040, 7315, 7678, 8360, 8512, 9772, 9856, 10640, 11168, 11704, 12160, 12215, 12320, 13262, 13376, 13960, 14630, 15356, 16720, 17024, 19195, 19544, 21280, 22336, 23408, 24430, 24640, 26524, 26752, 26873, 27920, 29260, 30712, 33155, 33440, 38390, 39088, 42560, 44672, 46417, 46816, 48860, 49280, 53048, 53746, 55840, 58520, 61424, 66310, 66880, 72941, 76780, 78176, 85120, 92834, 93632, 97720, 106096, 107492, 111680, 117040, 122848, 132620, 133760, 134365, 145882, 153560, 156352, 185668, 187264, 195440, 212192, 214984, 223360, 232085, 234080, 245696, 265240, 268730, 291764, 307120, 312704, 364705, 371336, 390880, 424384, 429968, 464170, 468160, 491392, 510587, 530480, 537460, 583528, 614240, 729410, 742672, 781760, 848768, 859936, 928340, 936320, 1021174, 1060960, 1074920, 1167056, 1228480, 1458820, 1485344, 1563520, 1719872, 1856680, 2042348, 2121920, 2149840, 2334112, 2456960, 2552935, 2917640, 2970688, 3439744, 3713360, 4084696, 4243840, 4299680, 4668224, 5105870, 5835280, 5941376, 7426720, 8169392, 8599360, 9336448, 10211740, 11670560, 14853440, 16338784, 17198720, 20423480, 23341120, 29706880, 32677568, 40846960, 46682240, 65355136, 81693920, 163387840, 326775680]

約数ペア:

[(1, 326775680), (2, 163387840), (4, 81693920), (5, 65355136), (7, 46682240), (8, 40846960), (10, 32677568), (11, 29706880), (14, 23341120), (16, 20423480), (19, 17198720), (20, 16338784), (22, 14853440), (28, 11670560), (32, 10211740), (35, 9336448), (38, 8599360), (40, 8169392), (44, 7426720), (55, 5941376), (56, 5835280), (64, 5105870), (70, 4668224), (76, 4299680), (77, 4243840), (80, 4084696), (88, 3713360), (95, 3439744), (110, 2970688), (112, 2917640), (128, 2552935), (133, 2456960), (140, 2334112), (152, 2149840), (154, 2121920), (160, 2042348), (176, 1856680), (190, 1719872), (209, 1563520), (220, 1485344), (224, 1458820), (266, 1228480), (280, 1167056), (304, 1074920), (308, 1060960), (320, 1021174), (349, 936320), (352, 928340), (380, 859936), (385, 848768), (418, 781760), (440, 742672), (448, 729410), (532, 614240), (560, 583528), (608, 537460), (616, 530480), (640, 510587), (665, 491392), (698, 468160), (704, 464170), (760, 429968), (770, 424384), (836, 390880), (880, 371336), (896, 364705), (1045, 312704), (1064, 307120), (1120, 291764), (1216, 268730), (1232, 265240), (1330, 245696), (1396, 234080), (1408, 232085), (1463, 223360), (1520, 214984), (1540, 212192), (1672, 195440), (1745, 187264), (1760, 185668), (2090, 156352), (2128, 153560), (2240, 145882), (2432, 134365), (2443, 133760), (2464, 132620), (2660, 122848), (2792, 117040), (2926, 111680), (3040, 107492), (3080, 106096), (3344, 97720), (3490, 93632), (3520, 92834), (3839, 85120), (4180, 78176), (4256, 76780), (4480, 72941), (4886, 66880), (4928, 66310), (5320, 61424), (5584, 58520), (5852, 55840), (6080, 53746), (6160, 53048), (6631, 49280), (6688, 48860), (6980, 46816), (7040, 46417), (7315, 44672), (7678, 42560), (8360, 39088), (8512, 38390), (9772, 33440), (9856, 33155), (10640, 30712), (11168, 29260), (11704, 27920), (12160, 26873), (12215, 26752), (12320, 26524), (13262, 24640), (13376, 24430), (13960, 23408), (14630, 22336), (15356, 21280), (16720, 19544), (17024, 19195)]